Spanish Coffee Cake - cooking recipe

Ingredients

2 1/2 c. flour
3/4 c. sugar
1 c. brown sugar
1/2 c. pecans
1 tsp. baking powder
1 c. buttermilk, divided
1/2 tsp. cinnamon (heaping)
1/2 tsp. salt
3/4 c. oil
1 tsp. baking soda
1 egg

Preparation

Mix flour, sugars, cinnamon, salt and oil until crumbly.
Take out 1 cup of mixture and add pecans to it to make the topping.
To remaining mixture, add baking soda, baking powder, egg and 1/2 cup buttermilk.
Beat 2 minutes.
Add 1/2 cup buttermilk.