Caramelized Onion with fraiche

1 tablespoon olive oil 1 tablespoon unsalted butter 2 yellow onions , peeled, sliced 2 red onions , peeled, sliced 1 teaspoon salt fresh ground pepper 2[...]

2 tablespoons vegetable oil 3 cups chopped sweet onions (such as Vidalia or Maui, about 2 medium) 1 1/2 teaspoons garam masala 1 (8 ounce) container creme[...]