Maple-Glazed Roasted Salmon
["1/4 c. grated peeled fresh ginger", "1/4 c. rice vinegar or white wine vinegar", "1/4 c. maple syrup", "1 salmon fillet (2 1/2 lb.)", "6 shallots, halved lengthwise", "1/2 tsp. salt", "1/4 tsp. pepper", "2 Tbsp. maple syrup, divided", "parsley (optional)"]
["Combine first 3 ingredients in bottom of a large platter. Add fish, skin side up, to ginger mixture. Cover and marinate in fridge for 20 minutes. Remove fish from marinade; pat dry with paper towel to remove excess marinade."]
["fresh ginger", "rice vinegar", "maple syrup", "salmon fillet", "shallots", "salt", "pepper", "maple syrup", "parsley"]