you can steam the veggies in the microwave. I do it all the time. they also sell steamer bowls for microwave cooking, etc. Like this one

https://www.amazon.com/Prep-Solutions-Progressive-Microwave-Steamer/dp/B07FMXKHT3/

or this

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https://www.amazon.com/Solutions-Progressive-Microwavable-Bacon-Grill/dp/B00IQKES1I/