Caramelized Onion Cream Soup without potatoes

4 yellow onions , sliced very thin 3 tablespoons butter 2 tablespoons olive oil 2 teaspoons sugar 1/4 teaspoon salt 1/4 teaspoon black pepper 8 ounces cream[...]

3 tablespoons olive oil 1/3 cup olive oil 1 large red onion , thinly sliced 1 large red bell pepper , thinly sliced 1/2 fennel bulb , cored,thinly sliced 2[...]