Belgium has a rich culinary heritage with a diverse range of dishes that reflect the country’s history and geography. Here are some popular Belgian dishes that you could consider for an international dinner:

1. Moules-Frites: This is a classic Belgian dish that consists of mussels cooked in white wine and served with crispy french fries. It’s a staple in many Belgian restaurants and is usually enjoyed with a cold beer.

2. Waterzooi: A creamy fish or chicken stew made with vegetables, potatoes, and herbs. It’s a comforting and hearty dish that’s perfect for a cold winter night.

3. Stoemp: A hearty mashed potato dish mixed with vegetables such as carrots, leeks, and Brussels sprouts. It’s often served with sausages or meatballs and is a staple of Belgian home cooking.

4. Carbonade Flamande: This is a beef stew made with onions, beer, and mustard. It’s a delicious and hearty dish that’s perfect for a cosy dinner party.

5. Speculoos: A spiced shortbread cookie that’s popular in Belgium and the Netherlands. It’s often served with coffee or tea and is a great way to end a meal.

To complete this Belgian-themed dinner, for dessert, you could serve chocolate truffles or waffles topped with whipped cream and fresh fruit.