This is one of the easiest muffins I have ever made in my life. You just blend everything up, bake for about 20 minutes. No sugar added, no grains... so good!
1 cup peanut butter
2 ripe bananas
1 tsp baking powder
2 tbsp honey (optional)
Blend everything up! Bake for 20 minutes a 350 F/180 C