Table of Contents

Shrimp and Diced Potato Casserole: A Culinary Embrace of Land and Sea

The aroma still lingers in my memory, a comforting blend of the ocean and the earth. As a child, summer weekends meant trips to my grandmother’s coastal cottage. While the adults swapped stories on the porch, I’d often find her in the kitchen, humming softly as she layered potatoes and shrimp into a casserole dish, a dish that always tasted of sunshine, salty air, and the pure, unadulterated love that only a grandmother can bake into a meal. This Shrimp and Diced Potato Casserole, inspired by her legacy, is more than just a recipe; it’s a culinary hug.

Recipe Overview

Prep Time: 45 minutes
Cook Time: 48 minutes
Total Time: 1 hour 33 minutes
Servings: 4
Yield: 1 8×12″ casserole
Dietary Type: Not Gluten-Free

Ingredients

1 lb shrimp, frozen and peeled
1 (20 ounce) package Simply Potatoes Diced Potatoes with Onion
½ teaspoon salt
1 pinch cayenne pepper
¼ cup lemon juice
2 teaspoons lemon zest
¼ cup cilantro, finely chopped
2 cups panko breadcrumbs
2 tablespoons unsalted butter or 2 tablespoons ghee
3 tablespoons flour
1 cup milk, heated
¼ teaspoon salt
¼ teaspoon pepper
1 pinch of freshly grated nutmeg
2 red bell peppers
8 sun-dried tomatoes
1 cup tomato soaking liquid
¼ cup reserved marinade
¼ teaspoon salt
¼ teaspoon black pepper
1 pinch red pepper flakes
1 tablespoon unsalted butter or 1 tablespoon ghee

Equipment Needed

Large Bowl
Plastic Wrap
Sauce Pan
Food Processor
8″ x 12″ Casserole Dish
Oven
Tongs
Blender

Instructions

Begin by preparing the sun-dried tomatoes. Place them in a bowl and cover with 1 cup of hot water. Let them sit for 30 minutes to plump and soften. This rehydration process unlocks their concentrated flavor and ensures a more pleasing texture in the final dish.
While the tomatoes are softening, zest and juice the lemons. Finely chop the cilantro. Freshness is key here, so use the best quality lemons and cilantro you can find.
Next, prepare the shrimp. If frozen, cut them into ½ inch pieces. Place the cut shrimp in a large bowl, then add the lemon juice, lemon zest, and chopped cilantro. Cover the bowl tightly with plastic wrap and place it in a larger bowl filled with hot water to help the shrimp thaw while marinating. Stir the shrimp occasionally to ensure even marination.
Roast the red bell peppers directly over a hot stove burner. Use tongs to turn them frequently until the skins are completely blackened. Immediately wrap the blackened peppers in plastic wrap and let them cool. This steaming process makes the skins easier to peel off.
Now, let’s prepare the cream sauce. In a heavy-bottomed saucepan, melt the butter (or ghee) over medium heat. Add the flour and stir continuously until the flour is cooked, but not browned – about 2 minutes. We’re creating a roux, the foundation of a smooth and luscious sauce. Be careful not to burn the flour, as this will impart a bitter taste.
Gradually add the hot milk to the roux, stirring constantly with a whisk to prevent lumps from forming. Continue stirring until the cream sauce comes to a boil. Once boiling, reduce the heat to low and add salt, pepper to taste, and a pinch of freshly grated nutmeg. Simmer for 2-3 minutes, or until the sauce thickens slightly. The nutmeg adds a subtle warmth and complexity that complements the seafood beautifully.
Thoroughly drain the shrimp and reserve the marinade. In a large bowl, combine the Simply Potatoes Diced Potatoes with Onions, the marinated shrimp, ½ teaspoon salt, a pinch of cayenne pepper, and the prepared cream sauce. Mix well to ensure all ingredients are evenly coated in the sauce. Cover the bowl with plastic wrap and refrigerate until chilled. This allows the flavors to meld together and the casserole to set up properly.
Preheat your oven to 350°F (175°C).
While the oven preheats, peel the cooled red bell peppers. Remove the seeds and ribs, then roughly chop the peppers and the softened sun-dried tomatoes. Place the chopped peppers and tomatoes in a food processor and process until smooth. Add the reserved tomato soaking liquid along with ¼ cup of the reserved shrimp marinade. Season with ¼ teaspoon salt, ¼ teaspoon black pepper, and a pinch of red pepper flakes.
Transfer the red pepper sauce to a saucepan and bring to a boil to thicken. Remove from the heat and stir in the remaining butter (or ghee) until melted and fully incorporated. Adjust seasoning to taste. Keep the sauce warm until serving.
Grease an 8″ x 12″ casserole dish. Pour the chilled shrimp and potato mixture into the prepared dish, spreading it evenly. Sprinkle the panko breadcrumbs evenly over the top of the mixture, creating a golden crust.
Bake the casserole on the middle rack of the preheated oven for 45 minutes. After 45 minutes, switch the oven to broil and broil for 3 minutes, or until the breadcrumbs are golden brown and toasted. Watch carefully to prevent burning!
Remove the casserole from the oven and let it cool slightly before serving. Serve on a warm platter, with a generous ring of the Roasted Red Pepper/Sun-dried Tomato Sauce. Garnish with a few fresh cilantro leaves for a final touch of freshness.

Expert Tips & Tricks

Make-Ahead Magic: Prepare the shrimp and potato mixture, assemble the casserole, and refrigerate overnight. Bake just before serving.
Breadcrumb Boost: Toast the panko breadcrumbs in a dry pan before adding them to the casserole for extra crunch and flavor.
Spice It Up: For a bolder flavor, add a dash of hot sauce to the cream sauce or a pinch of smoked paprika to the red pepper sauce.
Seafood Swap: Substitute crab meat or scallops for the shrimp, or use a combination of seafood for a more complex flavor profile.
Potato Power: If you don’t have Simply Potatoes on hand, dice about 2 pounds of Yukon Gold potatoes and parboil them until slightly tender before adding them to the casserole.

Serving & Storage Suggestions

Serve the Shrimp and Diced Potato Casserole hot, surrounded by a generous pool of the roasted red pepper and sun-dried tomato sauce. The bright, tangy sauce perfectly complements the richness of the casserole. Leftovers can be stored in an airtight container in the refrigerator for up to 3 days. To reheat, bake in a preheated oven at 350°F (175°C) until heated through, or microwave in short intervals, stirring occasionally. The casserole can also be frozen for up to 2 months. Thaw overnight in the refrigerator before reheating.

Nutritional Information

Nutrient	Amount per Serving	% Daily Value
Calories	464.7 kcal	N/A
Calories from Fat	137 g	30%
Total Fat	15.3 g	23%
Saturated Fat	7.7 g	38%
Cholesterol	174.3 mg	58%
Sodium	1736.6 mg	72%
Total Carbohydrate	54.6 g	18%
Dietary Fiber	4.6 g	18%
Sugars	7.8 g	31%
Protein	26.6 g	53%

Variations & Substitutions

Gluten-Free Delight: Replace the panko breadcrumbs with gluten-free breadcrumbs or crushed gluten-free crackers. Use a gluten-free all-purpose flour blend in the cream sauce.
Dairy-Free Dream: Substitute plant-based milk (almond, oat, or soy) for the cow’s milk in the cream sauce. Use ghee or olive oil in place of the butter.
Vegetarian Variation: Omit the shrimp and add sautéed mushrooms or artichoke hearts for a vegetarian twist.
Seasonal Swaps: In the fall, add roasted butternut squash or pumpkin to the potato mixture. In the spring, incorporate asparagus or peas.
Regional Flair: Add a touch of Old Bay seasoning for a Chesapeake Bay-inspired flavor, or a dash of Creole seasoning for a Louisiana kick.

FAQs (Frequently Asked Questions)

Q: Can I use pre-cooked shrimp to save time?
A: Yes, you can use pre-cooked shrimp. Just be sure to add them to the marinade for a shorter amount of time (about 15-20 minutes) to prevent them from becoming rubbery.

Q: What can I substitute for the sun-dried tomatoes?
A: If you don’t have sun-dried tomatoes, you can use roasted red peppers or a tablespoon of tomato paste to add depth of flavor to the sauce.

Q: Can I freeze the casserole before baking?
A: Yes, you can assemble the casserole and freeze it before baking. Wrap it tightly in plastic wrap and then in foil. Thaw it overnight in the refrigerator before baking as directed.

Q: The sauce seems too thick/thin. How can I adjust it?
A: If the sauce is too thick, add a little more of the tomato soaking liquid or water until it reaches the desired consistency. If it’s too thin, simmer it for a few more minutes to allow it to thicken.

Q: What’s the best way to prevent the breadcrumbs from burning?
A: Keep a close eye on the casserole while it’s broiling and move it to a lower rack if the breadcrumbs start to brown too quickly.

Final Thoughts

This Shrimp and Diced Potato Casserole is more than just a dish; it’s an experience. It’s an invitation to savor the simple pleasures of life, to gather around the table with loved ones, and to create lasting memories. I encourage you to try this recipe and make it your own. Don’t be afraid to experiment with different flavors and ingredients. And most importantly, don’t forget to share your creations with those you love. Bon appétit!

Shrimp and Diced Potato Casserole Recipe