Caramelised Onion and Tomato Tart - A Quick and Easy Recipe

Ingredients

• 275g ready made pastry
• 50g butter
• 1 ½ tbsp olive oil
• 1 large onion, sliced into thin wedges
• 30g butter
• 1 tbsp olive oil
• 1 ½ tbsp sugar
• 1 garlic clove, sliced thinly
• 6 plum tomatoes, halved
• A few sprigs of thyme
• 250g cherry tomatoes