Easy Zucchini-Tomato Side Dish

Ingredients (11)

• + 2 tablespoons olive oil add to pantry
• + 1 small onion, chopped add to pantry
• ✓ 1 clove garlic, minced
• + 2 small zucchini, cubed add to pantry
• + 1 teaspoon tomato paste add to pantry
• + 1 beefsteak tomato, cubed add to pantry
• + 1 teaspoon herbes de Provence, or more to taste add to pantry
• ✓ salt and freshly ground black pepper to taste
• + salt and freshly ground black pepper to taste add to pantry
• ✓ 1 pinch white sugar
• + 1 tablespoon chopped fresh basil leaves, or to taste add to pantry