Scalloped Potatoes, Onions and Garlic

3 -4 lbs boiling potatoes (such as Yukon Gold or red waxy potatoes) 1 quart 35% cream or 1 quart heavy cream or 1 quart whipping cream 3 -4 cloves garlic ,[...]

6 medium potatoes 2 large Spanish onions 1 head garlic , peeled and roughly sliced 1/2 lb jalapeno havarti cheese , cubed 1/2 lb parmesan cheese , sliced 1/4[...]

4 whole garlic heads 2 teaspoons olive oil 2 1/3 cups minced shallots (about 15 medium) 3 cups chopped mushrooms (8 ounces) 2 tablespoons balsamic vinegar 2[...]