Whisk together the soy milk, soy sauce, honey, and Cheddar cheese in a small bowl until well combined. Set aside.

Heat olive oil in a large saucepan over medium heat.

Add the julienned zucchini, yellow squash, and orange bell pepper to the hot oil.

Cook the vegetables, stirring occasionally, for approximately 3 minutes.

Pour the soy milk mixture over the vegetables.

Increase the heat to high and bring the mixture to a boil.

Reduce the heat to medium-low.

Cook and stir the mixture until the vegetables are tender, about 5 minutes.

Season the dish with salt and pepper.

Serve immediately.