Preparation Time : 15 mins
Cook Time: 25 mins
Servings: 4
For the sauce: |
2 tbs vegetable oil |
2 garlic cloves |
50 ml mirin (Japanese rice wine) |
50 ml sake |
50 ml soy sauce |
white pepper |
For the rest: |
1 red onion |
500 g beef mince |
salt, pepper, onion powder |
4 pineapple rings |
2 handfuls of lettuce |
4 hamburger buns |