Chicken and zucchini in paprika and tomato sauce

Name: Chicken and zucchini in paprika and tomato sauce
Ingredients: 6 chicken thighs on the bone; 1 big sweet onion; 5 cloves of garlic; 2 tablespoons tomato paste; 1 can of tomatoes crushed in the food processor; 2 tablespoons sweet paprika; 4 zucchinis cut to 1.5 cm rounds; Extra virgin olive oil; salt & pepper