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Boston Cooking School Brownies: A Culinary Classic

The first time I tasted a brownie that truly resonated with me was at a neighborhood bake sale, many years ago. It wasn’t the perfectly fudgy, intensely chocolatey brownie that has become so ubiquitous today. Instead, it was a more restrained, subtly complex brownie, almost cakey in texture, with a deep, dark chocolate flavor that lingered on the palate. It tasted, quite simply, like home – like something my grandmother would have made. That memory sparked a lifelong pursuit of the perfect brownie, one that honored tradition while delivering exceptional taste. I believe this recipe, adapted from Fannie Merritt Farmer’s “The Boston Cooking-School Cook Book,” comes incredibly close.

Recipe Overview

Prep Time: 20 minutes
Cook Time: 60 minutes
Total Time: 1 hour 20 minutes
Servings: 9
Yield: 9 brownies
Dietary Type: Vegetarian

Ingredients

16 tablespoons (2 sticks) butter, plus more for greasing
4 ounces unsweetened baking chocolate
2 cups sugar
2 eggs, beaten
1 1/2 teaspoons vanilla extract
1 cup flour
1 cup roughly chopped walnuts (optional)

Equipment Needed

8×8 inch baking pan
Parchment paper
2-quart saucepan
Whisk
Mixing bowl

Instructions

Preheat your oven to 325°F (160°C). This lower temperature helps ensure a moist and evenly baked brownie.
Prepare your baking pan. Generously grease an 8×8 inch baking pan with butter. Then, line the pan with parchment paper, leaving an overhang on two sides for easy removal. Grease the parchment paper as well. This double layer of protection prevents sticking and makes lifting the brownies out a breeze. Set the pan aside.
In a 2-quart saucepan over low heat, combine the 16 tablespoons of butter and 4 ounces of unsweetened baking chocolate. Melt the ingredients together, stirring frequently to prevent scorching. Be patient and stir constantly until the mixture is smooth and glossy.
Remove the saucepan from the heat and stir in the 2 cups of sugar. Ensure the sugar is fully incorporated into the melted chocolate mixture, creating a thick and somewhat grainy batter.
Add the 2 beaten eggs and 1 1/2 teaspoons of vanilla extract to the mixture. Stir until the batter is smooth and homogenous. The eggs add richness and structure, while the vanilla extract enhances the chocolate flavor.
If using, add the 1 cup of roughly chopped walnuts. Follow with 1 cup of flour and stir until just incorporated. Be careful not to overmix the batter at this stage, as it can lead to tough brownies. A few streaks of flour are acceptable.
Pour the brownie batter into the prepared baking pan and smooth the surface with a spatula. Ensure the batter is evenly distributed in the pan for uniform baking.
Bake in the preheated oven for approximately 60 minutes, or until a toothpick inserted into the center comes out clean. Start checking for doneness around 50 minutes; baking times may vary depending on your oven. The edges of the brownies should be set and slightly pulling away from the sides of the pan.
Allow the brownies to cool completely in the pan for at least 2 hours before cutting and serving. This allows the brownies to firm up and develop their fudgy texture. For cleaner cuts, chill the brownies in the refrigerator for an hour before slicing. Use the parchment paper overhang to lift the brownies out of the pan before slicing.

Expert Tips & Tricks

Bloom the chocolate: For an even deeper chocolate flavor, try blooming the unsweetened chocolate. Combine the melted chocolate with a tablespoon or two of hot water or coffee. The heat releases more of the chocolate’s natural oils and intensifies the flavor.
Room temperature eggs: Using room temperature eggs can help create a smoother batter and a more even bake. Simply let the eggs sit out at room temperature for about 30 minutes before using.
The toothpick test: To avoid overbaking, which can lead to dry brownies, err on the side of slightly underbaked. A few moist crumbs clinging to the toothpick are preferable to a completely clean toothpick.
Ganache upgrade: Elevate your brownies by topping them with a simple chocolate ganache. Combine equal parts heavy cream and chopped chocolate, heat until melted and smooth, and pour over the cooled brownies.
Salt is your friend: A pinch of sea salt sprinkled over the brownies just before baking can enhance the sweetness and chocolate flavor.

Serving & Storage Suggestions

These Boston Cooking School Brownies are delicious served on their own, but they also pair well with a scoop of vanilla ice cream, a dollop of whipped cream, or a sprinkle of powdered sugar. For a more decadent treat, try serving them with a warm chocolate sauce or a drizzle of caramel.

Store leftover brownies in an airtight container at room temperature for up to 3 days, or in the refrigerator for up to a week. For longer storage, wrap the brownies individually in plastic wrap and freeze them for up to 3 months. To reheat frozen brownies, thaw them overnight in the refrigerator or microwave them for a few seconds until warmed through.

Nutritional Information

Nutrient	Amount per Serving	% Daily Value
Calories	486.5 kcal	N/A
Calories from Fat	256 g	53%
Total Fat	28.5 g	43%
Saturated Fat	17.5 g	87%
Cholesterol	101.3 mg	33%
Sodium	164.4 mg	6%
Total Carbohydrate	59.1 g	19%
Dietary Fiber	2.5 g	10%
Sugars	44.8 g	N/A
Protein	4.7 g	9%

Variations & Substitutions

Nut-free: Omit the walnuts entirely for a nut-free version.
Chocolate chunks: Add chocolate chunks (milk, dark, or white) to the batter for added texture and flavor.
Espresso powder: Add a teaspoon of espresso powder to the batter to enhance the chocolate flavor.
Peppermint extract: Substitute 1/2 teaspoon of peppermint extract for the vanilla extract for a festive holiday brownie.
Gluten-free: Substitute a gluten-free all-purpose flour blend for the regular flour. Be sure to choose a blend that contains xanthan gum for best results.
Salted caramel: Swirl salted caramel sauce into the batter before baking for a decadent treat.

FAQs (Frequently Asked Questions)

Q: Why is my brownie batter so thick?
A: This recipe creates a relatively thick batter due to the high ratio of chocolate and sugar. Ensure you’ve measured accurately and that the butter and chocolate are fully melted and combined.

Q: Can I use a different size pan?
A: Yes, you can use a 9×13 inch pan, but the brownies will be thinner and may require a shorter baking time. Keep an eye on them and adjust the baking time accordingly.

Q: My brownies are too dry. What did I do wrong?
A: Overbaking is the most common cause of dry brownies. Be sure to check for doneness frequently and remove the brownies from the oven when a toothpick inserted into the center comes out with a few moist crumbs.

Q: Can I make these brownies ahead of time?
A: Absolutely! These brownies can be made a day or two in advance. Store them in an airtight container at room temperature or in the refrigerator.

Q: What’s the best way to cut these brownies?
A: For clean cuts, chill the brownies in the refrigerator for an hour before slicing. Use a sharp knife and wipe it clean between each cut.

Final Thoughts

This Boston Cooking School Brownie recipe offers a glimpse into the past, delivering a classic chocolate treat with a rich history. While modern brownie recipes often lean towards intense fudginess, this version provides a satisfying balance of texture and flavor. Don’t be afraid to experiment with variations, like adding nuts or swirls of caramel, to make it your own. So, gather your ingredients, preheat your oven, and embark on a journey to create a truly memorable brownie. I encourage you to share your baking adventures and any delicious modifications you discover along the way! Enjoy!

Boston Cooking School Brownies Recipe