Aunt Debbie's banana bread

from David's Aunt Debbie
1 c. butter
2 1/2 c. sugar
4 eggs
8 T. yogurt
3 c. flour (or sub. 1 1/2 c. oats)
2 t. baking soda
2 t. vanilla
4 bananas

place in greased pans
bake at 350 degrees F for 45 minutes
makes 2 loaves or 24 muffins (236 calories per muffin)