Healthy Peanut Butter Banana Oat Bars🍌🍌🍌

1 1/4 cups of Oats 1/4 cup Peanut Butter 4 ripened bananas 1/2 cup dark Chocolate 1 tablespoon sweetener is optional 1 teaspoons vanilla extract Combine ingredients together and bake on 350 for 35 to 40 minutes Let cool completely and cut in squares