Dutch Bitterballs

Method

1. In a bowl, mix ground beef with chopped onion, garlic, breadcrumbs, eggs, and milk.
2. Form the mixture into small balls and fry in olive oil until golden brown.
3. In a separate pan, melt butter and add tomato sauce, salt, and pepper to create a filling sauce.
4. Using a piping bag or small spoon, fill each bitterball with the sauce.
5. Serve warm.
6. Check that the ground meat reaches 71°C (160°F) throughout before serving.