01 - Preheat oven to 400°F.
02 - In a large skillet over medium-high heat, cook ground beef until it begins to brown, about 4 minutes. Add onion and garlic; sauté until softened, 2 to 3 minutes.
03 - Stir in chili powder, cumin, smoked paprika, salt, and black pepper. Cook for 1 minute. Add tomato sauce and simmer until slightly thickened, 2 to 3 minutes. Remove from heat.
04 - On a large baking sheet or ovenproof platter, spread half the tortilla chips. Top with half the beef mixture and half the cheeses. Repeat with remaining chips, beef, and cheese.
05 - Bake for 8 to 10 minutes, until cheese is melted and bubbly.
06 - Remove from oven and top with diced tomato, red onion, jalapeño slices, diced avocado, and chopped cilantro.
07 - Drizzle with sour cream or serve it on the side. Garnish with lime wedges and serve immediately.