Brussels Sprouts Soup with Caramelized Onions

By carenough2

4.44 / 5

15min

55min

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1 tablespoon olive oil
3 onions thinly sliced
1 tablespoon sugar
1 pound Brussels sprouts trimmed and halved
1 teaspoon fresh thyme
4 cups chicken stock
salt and ground black pepper to taste
½ cup sour cream
4 dashes hot pepper sauce (such as Frank's RedHot®), or to taste