Awesome Chocolate Chip Streusel Coffee Cake - cooking recipe

Ingredients

2 1/2 cups flour
3 teaspoons baking powder
1 teaspoon baking soda
1/4 teaspoon salt
1 cup butter, softened (no sustitutions)
1 cup sugar
3 eggs, room temp
1 cup sour cream, room temp
2 teaspoons vanilla
STREUSEL MIX
1 cup chopped nuts
1 cup mini chocolate chip
1/2 cup brown sugar, packed
2 teaspoons cinnamon

Preparation

Set oven to 350 degrees.
Grease a tube pan (angel food cake pan).
Mix together all streusel ingredients; set aside.
Sift together the first 4 ingredients.
In a bowl cream the butter, sugar and eggs, until light and fluffy.
Mix together the dry ingredients with the cream mixture alternately with the sour cream; beat well.
Add vanilla; beat.
Pour 1/2 of batter into prepared pan.
Sprinkle with 1/2 of the streusel mix.
Add the remaining cake batter over the streusel.
Sprinkle with remaining streusel mix.
Bake for 1 hour.