Ingredients
Scale
- 5 tablespoons (71 grams) unsalted butter
- 3/4 cup (150 grams) light brown sugar
- 1/2 cup (64 grams) all-purpose flour
- 1/4 teaspoon fine sea salt
- 1/4 teaspoon ground cinnamon
- 1/2 cup (54 grams) walnuts or pecans, finely chopped
- 1 cup (170 grams) semisweet chocolate chips
- 2 cups (254 grams) all-purpose flour
- 1/2 cup (100 grams) light brown sugar
- 1/4 cup (50 grams) granulated sugar
- 1 teaspoon baking powder
- 1/2 teaspoon baking soda
- 1/2 teaspoon fine sea salt
- 1/2 teaspoon instant espresso powder (optional)
- 8 ounces (227 grams) sour cream (at room temperature)
- 2/3 cup (146 grams) neutral oil (such as vegetable or avocado oil)
- 1/4 cup (60 grams) whole milk (at room temperature)
- 2 large eggs (at room temperature)
- 1 teaspoon vanilla extract
- 3/4 cup (128 grams) semisweet chocolate chips
Instructions
- Preheat oven to 350°F and prepare an 8-inch square metal pan with parchment paper and nonstick spray.
- In a mixing bowl, combine streusel ingredients: butter, brown sugar, flour, salt, cinnamon, and chopped nuts until crumbly.
- In another bowl, whisk together dry cake ingredients: flour, sugars, baking powder, baking soda, salt. In a separate bowl, blend wet ingredients: sour cream, oil, milk, eggs, and vanilla until smooth.
- Gradually mix wet ingredients into dry until just combined.
- Pour half the batter into the pan followed by half the streusel. Add remaining batter and top with remaining streusel.
- Bake for about 48 minutes or until a toothpick comes out clean.
- Prep Time: 20 minutes
- Cook Time: 48 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 slice (70g)
- Calories: 290
- Sugar: 18g
- Sodium: 150mg
- Fat: 14g
- Saturated Fat: 4g
- Unsaturated Fat: 9g
- Trans Fat: 0g
- Carbohydrates: 36g
- Fiber: 2g
- Protein: 3g
- Cholesterol: 35mg