Blueberry Muffin - cooking recipe

Ingredients

7 c. flour
4 tsp. baking soda
3 tsp. baking powder
2 tsp. salt
2 c. sugar
4 eggs
1 c. oil
1 qt. buttermilk
3 c. blueberries

Preparation

Mix together in large bowl.
Bake at 350\u00b0 for 30 minutes.