3 1⁄2 cups milk, your choice
3 cups sliced mushrooms, such as cremini
2 tbsp butter or olive oil
- In a large bowl, whisk together seasoning with milk; set aside.
- Place mushrooms and butter in a Round Steamer. Cover; microwave on high until mushrooms start to release juices and are tender with a bite, about 5 min, stirring halfway through.
- Stir in reserved seasoning mixture. Microwave on high, uncovered, for 15 min, stirring every 5 min until soup is bubby and has thickened slightly.