Blender Banana Oatmeal Muffins

oats (quick cooking or old fashioned)

large very ripe bananas

large eggs

plain Greek yogurt

 to 3 tablespoons honey*

baking powder (I prefer aluminum free)

baking soda

pure vanilla extract

kosher salt

Up to 1/2 cup mix-ins: chocolate chips (mini or regular), chopped dark chocolate, nuts, dried cranberries, or blueberries (fresh or frozen and rinsed)