Mushroom Honey Lager Sauce - cooking recipe

Ingredients

1 tablespoon unsalted butter
1 teaspoon diced shallot
1 tablespoon diced red onion
1 clove garlic, finely diced
5 baby portobello mushrooms, sliced - or more to taste
1/2 (12 fluid ounce) bottle lager beer (such as Sam Adams(R) Winter)
3 sprigs fresh rosemary
1 pinch Cajun seasoning
1 tablespoon honey

Preparation

Melt unsalted butter in a skillet over medium heat. Add shallot, red onion, garlic, and mushrooms; cook and stir until mushrooms begin to give up their liquid, about 10 minutes.
Pour beer into skillet; simmer until liquid is reduced by half, about 10 minutes. Add rosemary sprigs and stir in Cajun seasoning. Simmer another 5 minutes. Stir in honey. Turn heat off and allow sauce to cool slightly before using.