Heat olive oil in a skillet over medium-high heat. Add the ground beef and cook until browned, about 5-7 minutes. Drain any excess fat.
1 tablespoon olive oil, 1 pound lean ground beef
Mix in the tomato paste, Mexican seasoning, and water. Cook over medium-low heat for 3–5 minutes, until the sauce thickens.
2 tablespoons Mexican seasoning, 2 tablespoons tomato paste, ½ cup water
Blend the avocado, sour cream, lime juice, cilantro, and garlic in a blender until smooth and creamy. Season to taste.
1 small avocado, ¼ cup sour cream, 1 lime, ¼ cup cilantro, 1 teaspoon garlic, Salt and pepper
Heat a cast-iron skillet over medium-high heat. Toast the tortillas for 10 seconds per side, then transfer them to a plate with a towel to keep them warm.
8 mini flour tortillas
Fill each tortilla with seasoned beef, then top with lettuce, cheese, tomatoes, and onions. Drizzle with the green salsa and enjoy!
¼ cup Mexican cheese blend, ¼ cup tomatoes, ¼ cup red onions, ½ cup lettuce