Cut butter into small cubes and place in a medium bowl.
Add Quest Protein Powder™, oat flour, almond flour, water, sweetener and salt. Knead until a dough ball dough is formed.
Wrap dough ball in plastic wrap and refrigerate for 30 minutes.
Remove dough and cut into 6 equal parts.
Press dough pieces into each tart mold.
Bake tart shells for 8 minutes.
Cool for 2 minutes, and remove shells from molds.
Filling
Dice 3⁄4 of the apple and sauté in a pan coated with cooking spray until apples are soft and tender. Set aside. Thinly slice remaining apple into 12 pieces, and reserve.
In a saucepan, melt Quest Bar® and almond milk over medium heat. Stir until smooth. Remove from heat
Stir in Quest Protein Powder™, sautéed apples, sweetener and cinnamon.
Assembly
Divide filling into tart shells. Top each tart with two slices of apple.