Olive-stuffed beef meatballs with tomato and olive sauce recipe

Ingredients

• 100 g pitted queen green olives
• 3 slices white bread
• 100 ml milk
• 500 g minced beef
• 1/4 onion, finely chopped
• 1 garlic clove, finely chopped
• 1 tbsp freshly chopped flat-leaf parsley
• 1 egg, beaten
• 1 pinch sea salt and freshly ground black pepper, to season
• 50 g pitted black olives
• 5 tbsp olive oil
• 3/4 onion, finely chopped
• 4 garlic cloves, finely chopped
• 1 small carrot, peeled and finely chopped
• 2 tbsp freshly chopped thyme
• 1 tbsp freshly chopped rosemary
• 1 tsp sugar
• 200 ml glass white wine
• 400 g chopped plum tomatoes