INGREDIENTS
2
lbs Idaho russet potatoes
1/4 cup
Red onion
5 oz
Spinach, leaves
3
Yellow onions, peeled and diced (1 1/2 pounds), medium
2
Eggs, large
1/3 cup
Matzo meal or all purpose flour
1
Salt and pepper
2 tbsp
Cooking oil
1/2 cup
Sour cream
2 tablespoons butter or schmaltz (chicken fat)