Quesadilla: Ground Beef

Ingredients

• 1 lb. ground beef
• kosher salt
• Freshly ground black pepper
• 2 cloves garlic, minced
• 1 onion, diced
• 1 tbsp. Taco Seasoning
• 2 tbsp. tomato paste
• 8 oz. can black beans, rinsed and drained
• 2 avocados, pitted and diced
• 1/4 c. chopped fresh cilantro
• 4 tsp. canola oil, divided
• 4 large flour tortillas
• 8 oz. shredded white Cheddar
• 1 lime, cut into wedges
• Sour cream, for serving