Simple Buttermilk Coffee Cake

Ingredients

• 1.5 teaspoons double-acting baking powder 
• 0.8 teaspoon baking soda 
• 0.5 cup butter room temperature
• 1 cup buttermilk 
• 2  eggs 
• 2.3 cups flour all-purpose
• 0.5 teaspoon vanilla extract 
• 1.5 cups sugar white

Equipment

• bowl
• oven
• baking pan
• toothpicks

Directions

1. Preheat oven to 350 degrees F (175 degrees C). Grease and flour a 9x13-inch baking dish.
2. Combine flour, sugar, baking powder, and baking soda in a large bowl.
3. Cut butter into flour mixture until mixture resembles coarse crumbs. Reserve about 1 cup butter crumbs.
4. Stir buttermilk, eggs, and vanilla extract into remaining crumbs until batter is just combined; pour batter into prepared baking dish.
5. Sprinkle reserved butter crumbs over batter.
6. Bake in the preheated oven until a toothpick inserted into the center comes out clean, about 35 minutes.