Summer Vegetables (Spain)

Ingredients

• 3 1/2 tablespoons olive oil
• 1 large onion, chopped
• 2 green bell peppers, cut into bite-sized pieces
• 2 large garlic cloves, minced
• 1 aubergine, sliced (eggplant)
• 6 medium tomatoes, peeled, seeded, chopped
• 1 courgette, sliced (zucchini)
• 1/4 teaspoon salt, to taste
• 1/8 teaspoon pepper, to taste