Roasted Garlic Potatoes with seasoning

3 heads garlic , split in half 3 tablespoons olive oil 2 lbs potatoes , peeled and diced 1/2 cup butter , cubed 1/2-3/4 cup heavy cream salt and white pepper[...]

1 head of garlic , whole 1 white onion, sliced thin 1/4 cup pure olive oil salt and pepper 2 lbs yukon gold potatoes 1 cup unsalted butter 1 1/2 cups heavy[...]