Preheat oven to 350 degrees fahrenheit and line a baking sheet with parchment paper or a silicone baking mat.
Mix all ingredients in a large bowl until well combined.
Smooth dough with spatula on to parchment paper or a silicone baking mat 1/4 inch thick.
Bake for 10 to 15 minutes, until browned at the edges.
Take a pizza cutter and score the dough horizontally and then vertically to make a grid. Cool and break into pieces, then refrigerate.
1 to 2 dozen treats