• Preheat oven to 400F.
• Meanwhile, heat a 10-inch non-stick skillet over medium-high heat and cook ground beef and 2 Tbs. taco seasoning until beef is browned, stirring occasionally.
• Stir in diced tomatoes & chilies and tomato paste and simmer until beef is cooked through and mixture is thick and saucy, about 7 minutes, stirring occasionally.
• Hallow out bread halves and sprinkle with 1 cup shredded cheese.
• Arrange on baking sheet and bake until cheese is melted, 5 minutes.
• Remove bread from oven and fill with beef mixture. Sprinkle with remaining ½ cup shredded cheese.
• Return bread to oven and bake until heated through and cheese is melted, 5 minutes.

Taco Lime Sour Cream:

• Combine sour cream, 1 tsp. taco seasoning and lime zest.

Toppings:

• Slice taco bread into 4 pieces and top with Taco Lime Sour cream, tomatoes, scallions and cilantro leaves.