Beef and bean quesadilla stacks

Ingredients

• Guacamole
• 2 ripe avocadoes
• 1 pinch chilli powder, to taste
• 1 tomato, seeded and chopped
• 1 spring onion, sliced
• 3 teaspoons lime juice
• 1 teaspoon lime zest
• sea salt
• cracked black pepper
• 1 1/2 tablespoon olive oil
• 1 brown onion, chopped
• 2 cloves garlic, minced
• 500 grams beef mince
• 1 teaspoon ground cumin
• 3 teaspoons onion powder
• 3 teaspoons garlic salt
• 1 1/2 ground paprika (mild or hot depending on taste)
• 1 cup tomato passata
• 2 teaspoons sugar
• 400 grams tin red kidney beans, drained and rinsed
• 1 handful coriander leaves, chopped roughly
• sea salt and cracked black pepper
• To assemble
• 12 tortillas
• 2 2/3 cup grated mozzarella cheese
• light sour cream
• 8 lime wedges