Beef Mince and Black Bean Burrito Bowls

Name: Beef Mince and Black Bean Burrito Bowls
Ingredients: 500 grams ground beef (minced beef) (Preferably grass-fed for richer flavor); 1 cup black beans (Rinsed and drained if canned, cooked); 1 tablespoon olive oil (Extra virgin preferred); 1 unit onion (Large, chopped); 2 cloves garlic (Minced); 1 teaspoon cumin; 1 teaspoon smoked paprika; 1 can diced tomatoes (400g can); 2 cups rice (Preferably basmati for fragrance, cooked ); 1 unit lime (Juiced); 1 cup shredded lettuce (Crisp varieties like iceberg recommended); 1 cup avocado (sliced ); 1/2 cup salsa (Freshly made if possible for authentic flavor); 1/4 cup sour cream; 1/4 cup cilantro (Chopped, fresh, optional for garnish)