Preheat an oven safe skillet on the stove at medium.
Chop veggies, add 1-2 tbsp butter to skillet and put veggies in.
Saute until almost tender and remove from heat.
Meanwhile, preheat oven to 400 degrees F.
Cube the bread and place on a baking sheet.
Toast for 10-15 minutes or until lightly golden brown. Decrease oven temp to 350 degrees F.
Put bread, sage, salt, pepper, and broth in with the veggies.
Stir until well combined.
Bake in oven for 40-45 minutes or until golden brown.