These veggie grinders are the summer sandwich I've been making on repeat. 😍 The hearty roll is toasted and topped with melty mozzarella and provolone, then piled high with lettuce and tomato for a satisfying sandwich that only takes minutes to make! The dressing on the lettuce is so good, that I've been making extra salad topping and eating it on the side! . Ingredients 2 hoagie rolls (about 8″ each) 4 slices provolone 1/2 cup shredded mozzarella 2 tablespoons mayonnaise 1 tablespoon red wine vinegar 1/2 teaspoon oregano 1/2 teaspoon Italian seasoning 1/4 teaspoon garlic powder 1 tablespoon chopped pepperoncini Pinch crushed red pepper flakes Pinch of salt 1 head romaine, thinly sliced 1 large tomato, thinly sliced . Instructions Preheat oven to 375 degrees. Slice the grinder rolls in half and top with provolone and mozzarella. Bake the grinder in the oven for 7-9 minutes or until the cheese is melted. In a large bowl, whisk together the mayonnaise, red wine vinegar, oregano, Italian ...