Popsugar Fitness Meal Prep Healthy Meal Prep Ideas That Don't Require an Oven When It's Too Hot to Turn On the Oven, Here Are 30 Healthy Ideas For Meal-Prep Sunday June 13, 2020 by Jenny Sugar View On One Page Photo 21 of 30 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 21 Freeze Bananas Peel, slice, and freeze bananas in freezer-safe baggies so they're ready for smoothies in the morning. You can also throw them in your oatmeal. Previous Next Start Slideshow Meal PrepHealthy Eating TipsHealthy LivingHealthy Recipes