Garlic Parmesan Cheesy Scalloped Potatoes

INGREDIENTS

1 1/4

lbs red potatoes, (washed, but not peeled)

1 1/4

lbs Yukon gold potatoes, (washed, but not peeled)

onion, sliced thinly

3 tbsp

butter

3 tbsp

all purpose flour

2 cloves

garlic, minced

1 tsp

dry mustard

1/4 tsp

dried thyme

1/4 tsp

paprika

salt and pepper,

2 cups

whole milk

1 cup

cheddar cheese (shredded)

1/2 cup

gruyere cheese (shredded)

1/4 cup

Parmesan cheese (grated)

fresh chives, for garnish

fresh parsley, for garnish

additional 1/4 cup cheddar cheese, shredded

additional 1/4 cup gruyere cheese, shredded

additional 2 Tbsp Parmesan cheese, grated