Start by preheating your oven to 350 degrees F and spray your muffin tin with non-stick cooking spray.

Sift together your flour, salt, and baking powder together and set aside.

Beat butter in a stand mixer (or hand mixer) until nice and creamy.

Slowly add sugar unto butter and beat until well mixed and fluffy. Next add your eggs and vanilla extract and continue to beat.

Squeeze any excess water from strawberries and place in a small bowl with banana. Mash with a fork and set aside.

Slowly add your dry ingridents (flour, baking pander, salt) into the wet (butter, sugar, eggs). Then add banana and strawberries.

Fill your muffin tin with mixture and bake for 15-20 minutes or until a toothpick or knife comes out clean.