INGREDIENTS
1
Chives
2
Garlic cloves
1/2 cup
Onion
3
lbs Russet potatoes
1 tsp
Mustard, ground
1/4 cup
All-purpose flour
1/2 tsp
Pepper, coarsely ground
1 tsp
Salt
3/4 cup
Bread crumbs, dry
3
blocks (4 ounces each) sharp cheddar cheese, sharp
4 tbsp
Butter
1
block Monterey jack cheese
2 cups
Whole milk