You are here: Home » Recipes » Giant Mexican Submarine Sandwich Giant Mexican Submarine Sandwich Recipe by Relish Contributor Yield 8 servings Thinly sliced red onions, green bell peppers, tomatoes and jimaca are layered over Spicy Black Bean Dip that’s spread on a 3-foot long loaf of Italian bread. PrintEmail Ingredients 2 cups Spicy Black Bean Dip1 (3-foot-long) loaf Italian or French bread, cut in half lengthwise1 medium green bell pepper, thinly sliced1 medium red onion, thinly sliced1 medium tomato, thinly sliced1 small jicama* bulb, peeled and thinly sliced1 cup commercially prepared or homemade salsa4 ounces Jack or Cheddar cheese, shredded2 cups shredded lettuce Instructions Spread the Spicy Black Bean Dip on the bottom and top of the bread. On the bottom half of the bread loaf, layer the vegetables, spread with salsa and top with cheese. Place top of bread loaf on sandwich. Place a large baking sheet atop the sandwich and top with weights such as unopened cans. Let the sandwich rest with the weights on top for about 1 hour. Open to add lettuce. Close, cut and serve. * Jicama may be found in most produce sections of your supermarket. If you can’t find it, use radishes.