Ingredients for muffins:
1 cup white sugar
2 cups all purpose flour
1/2 tsp salt
1/2 c vegetable oil
3 ripe bananas, mashed
1/4 cup chopped walnuts (optional)
1 tsp baking soda
Directions for muffins:
Preheat oven to 350 degrees. Spray muffin cups with cooking spray and place in muffin tin (or just grease muffin tin if you don't use muffin cups).
Mix sugar, oil, and egg until creamy and light yellow. Add bananas and walnuts. Next add flour, baking soda, and salt. Stir until completely smooth. Fill muffin cups 3/4 full.
Bake for 30-40 minutes, or until a toothpick comes out clean after being poked through the center of a muffin.
Ingredients for cinnamon butter:
1 stick (1/2 cup) butter softened (real butter, not a spread)
1/2 to 3/4 cup confectioners sugar
1 to 2 tsp cinnamon (this is really to taste. start with 1 tsp, gradually adding more until you reach your desired flavor)
Mix butter with 1/2 cup of the confectioners sugar, adding up to 1/4 cup more until you reach your desired consistency. Mix in cinnamon. Serve with muffins.