These Easy 5-Ingredient Crockpot Meatball Subs for Tailgating are the ultimate game-day comfort food. With just frozen meatballs, marinara, provolone, hoagie rolls, and butter, you can set it and forget it in the slow cooker for a crowd-pleasing meal that tastes like you spent hours in the kitchen.
Toast the rolls right before serving to prevent sogginess. Keep the crockpot on warm during the party. For extra heat, add red pepper flakes. Leftover meatballs and sauce can be stored separately from bread for up to 4 days.
Keywords: crockpot meatball subs, easy tailgating recipe, 5-ingredient recipe, slow cooker meatball subs, game day food