Preheat oven to 400 degree F, and line baking sheets with parchment paper.
Toss Mushrooms in olive oil, then place in single layer on baking sheet. Sprinkle with lots of basil (I use 1-1 1/2 tablespoons), salt and pepper to taste. Bake 25 minutes or until tender and just starting to get crispy.
Gently toss tomatoes in a touch of olive oil. Place on baking sheet. Bake 10 minutes or until tender and skin started to blister or separate from the tomato.
Spiced Butternut Squash: Place Butternut Squash in large bowl. Toss with oil, cumin, paprika, and sea salt. Arrange in a single layer on baking sheet. Bake 20 minutes. Turn squash over. Bake an additional 15 minutes or until tender. For more crispy squash, bake a bit longer. Set aside.
Brussel Spouts: Toss in a small amount of olive or avocado oil. Place in single layer on baking sheet. Sprinkle with salt and pepper. Bake for 30 minutes, or until crispy