Step 1
Preheat the oven to 375F
Step 2
To make the bechamel sauce, add Ontario butter and flour in a medium saucepan over medium heat. Stir until thick and bubbly and slowly whisk in Ontario milk until the mixture is thick. Add salt, pepper and nutmeg and mix
Step 3
Generously grease a baking dish with melted Ontario butter. Line slices rutabaga and sweet potato alternatively until full
Step 4
Pour Béchamel sauce over the sweet potatoes and rutabaga. Top with grated Ontario gruyere and bake for 45 minutes or until tender, golden and bubbling.