1Heat butter and olive oil in a skillet over high heat until butter is melted and begins to brown, 1 to 2 minutes.
2Stir Brussels sprouts and lemon juice into butter and oil; cook, stirring constantly, until sprouts are just heated through and starting to soften, about 45 seconds. Remove from heat.
3Season with salt and pepper and serve.
Footnotes
Tip
Aluminum foil helps keep food moist, ensures it cooks evenly, keeps leftovers fresh, and makes clean-up easy.