Step 1

Preheat the oven to 400 degrees F. Heat the olive oil in a large cast iron-skillet over medium high heat. Add the potatoes, carrots, onion and butternut squash and let cook until golden brown, about 5 minutes. Add the thyme springs, butter and some salt and pepper and let the butter melt.

Step 2

Sprinkle the flour over the vegetables, stir to combine and cook for 3 minutes. Slowly stir in the chicken broth and milk and cook until thickened. Stir in the Cheddar.

Step 3

Top the vegetables with the breadcrumbs bake until golden brown and bubbly, 15 to 20 minutes. Let rest for 10 minutes before serving.