Avocado Pizza

Ingredients

• 1 pizza crusts or 1 large pita bread
• 3 tablespoons tomato paste
• 1 garlic clove, chopped finely
• 1/4 cup green onion, sliced
• 1/2 cup mushroom, slices
• 1/3 cup olive, sliced
• 100 g cherry tomatoes, sliced
• 1/4 cup reduced-fat mozzarella cheese
• 1/2 cup basil leaves
• 1 avocado