Polish Cream Cheese Coffee Cake Recipe

Preheat oven to 350 degrees F (175 degrees C). Grease a 9x13-inch baking dish.

Beat 1 cup white sugar 1/2 cup butter and 1 egg in a bowl until smooth. Add sour cream and vanilla extract; mix well. Stir in 3 cups flour baking soda and baking powder until mixture comes together in a sticky dough. Spread half the dough evenly into prepared baking dish.

Beat cream cheese 1/2 cup white sugar and 1 egg in another bowl until smooth. Spoon mixture into baking dish over dough. Drop remaining half of dough by spoonfuls over cream cheese mixture.

Mix pecans brown sugar 1/3 cup flour and 1/3 cup butter in a bowl until mixture resembles a coarse crumble; sprinkle over dough.

Bake in the preheated oven until a toothpick inserted into the center comes out clean about 45 minutes.