Cheesy Garlic Scalloped Potatoes

INGREDIENTS

lbs Russet potatoes (sliced 1/8" thick)

2 cups

onions (chopped small)

6 cloves

garlic (minced)

1/4 cup

butter ((½ stick))

1/4 cup

flour

1 1/2 cups

vegetable broth

1 1/2 cups

heavy cream

1 tbsp

salt

2 tsp

pepper

2 tsp

Slap Ya Mama® seasoning

8 oz

sour cream

3 cups

cheddar cheese (grated, divided)

1 cup

pepper jack cheese (grated)

1 cup

freshly grated Parmesan cheese