INGREDIENTS
1
small yellow onion (about 5 ounces), peeled and grated on the large holes of a box grater
3
Yukon gold potatoes (about 1 pound), peeled and grated on the large holes of a box grater
1 tbsp
chopped fresh dill, plus sprigs for garnish
1/2 tsp
salt
freshly ground black pepper
1
large egg white
4 oz
gravlax
1/4 cup
reduced-fat sour cream
Olive-oil, cooking spray