🥔 Herb-Infused Potatoes Au Gratin Foil Packets with Leeks

Servings: 4

Prep Time: 15 minutes | Cook Time: 30–35 minutes

These foil packets were a huge hit at home! Perfectly portioned for four, they deliver rich, creamy flavor with minimal cleanup—ideal for both weeknight dinners and outdoor grilling.

This version of Potatoes Au Gratin, infused with aromatic thyme and tender leeks, gives a deliciously rustic nod to traditional Midwestern comfort food. Wrapped and grilled in foil, the dish gains a beautiful earthiness while retaining the elegance of a classic gratin. Whether you're cooking over open flames or a gas grill, these packets offer a modern spin on an old favorite.

🧄 Ingredients

4 medium potatoes, thinly sliced (Yukon Gold or Russets work best)

1 cup heavy cream

1 cup leeks, chopped (white and light green parts only)

2 cloves garlic, minced

1 teaspoon salt

½ teaspoon black pepper

1 teaspoon fresh thyme leaves (or ½ tsp dried)

1 cup grated Gruyère cheese (or your favorite melty cheese)

4 sheets heavy-duty aluminum foil (about 12x12 inches each)

🔥 Instructions

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