Creme Brûlée
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Serves 2
| 2 mackerel fillets (approx 6.3 oz each) |
| 2 pieces of soft baguette (each about 6 inches long) |
| 2 leaves of red leaf lettuce |
| 1/4 onion |
| 1/2 tablespoon salt |
| Black pepper |
| 2 tablespoons mayonnaise |
| 2 tablespoons whole grain mustard |
| 1/4 lemon |
| 0.4 oz salted butter |

Ready in 20 min