Preheat oven to 400 degrees F
Place large baking sheet (or two if needed) in oven while it preheats
To prepare the delicata squash, simply cut the end of each side. Use a sharp knive and cut the squash in half lenthwise. Use a spoon to scoop out the seeds. Cut each half into 1 inch half rings
Place the cut squash, onion, bell peppers, cauliflower and smashed garlic into a large mixing bowl
In a small dish or jar, combine olive oil, oregano, parsley, cinnamon, salt and pepper. Stir to combine
Pour the olive oil mixture over the cut vegeables and mix well to combine
Carefully remove the warm baking sheet from the oven and evenly spread the vegetables in a single layer on the pan
Return to the oven and roast for 30 minutes, flipping the vegetagles halfway through.
Garnish with additional dried parsley if desired