Preheat oven to 350° F (180°C).
In a bowl, whisk eggs, bananas, greek yogurt, vanilla extract, peanut butter and cane sugar. Add oat flour, baking powder, raspberry jam and mix until well-combined.
Pour batter into greased muffin tin (or use muffin liners).
Decorate with some raspberry jam on top (optional). Bake for 20-25 minutes.
Remove from oven, let cool for 30 minutes and store in the fridge for up to 6 days.