Place frozen bananas, peanut butter, maple syrup and vanilla in a high-speed blender and blend until creamy. If mix gets stuck, add 1 tablespoon of soy or almond milk at a time if needed.
Fold in crushed pretzels and place in freezer for 10 minutes to set.
Serve in a cup or a cone and enjoy!
Recipe by BeginWithin Nutrition at http://www.beginwithinnutrition.com/2014/05/29/peanut-butter-pretzel-ice-cream-vegan-gluten-free/