Tuscan Cheese Potato Bake

1 . Stage

Preheat oven to 350 degrees F (175 degrees C). Grease a 3-quart baking dish.

2 . Stage

Melt butter in a large saucepan over medium-high heat. Saute onion, garlic, and thyme in hot butter until onion is tender, 3 to 5 minutes. Whisk flour, salt, and black pepper into onion mixture.

3 . Stage

Gradually whisk milk and cream into onion mixture; bring to a boil, reduce heat to low, and simmer until sauce thickens, about 2 minutes.

4 . Stage

Stir sour cream into sauce until smooth; add fontina cheese and stir until cheese melts.

5 . Stage

Arrange 1/2 the potatoes in the bottom of the prepared baking dish. Pour 1/2 the cheese sauce over the potatoes. Repeat with remaining potatoes and cheese sauce. Top with bread crumbs to cover potatoes entirely.

6 . Stage

Bake in the preheated oven until potatoes are tender and bread crumbs are golden brown, 60 to 70 minutes.