Golden Lattice Veggie Pot Pie

For the Filling

• 1 tbsp olive oil
• 1 small onion, diced
• 2 garlic cloves, minced
• 1 cup carrots, diced
• 1 cup celery, diced
• 1 cup broccoli florets, chopped small
• ½ cup green peas (fresh or thawed if frozen)
• ¼ cup gluten-free all-purpose flour
• 1 ½ cups vegetable broth
• 1 cup unsweetened almond or oat milk
• 1 tsp thyme
• Salt and pepper to taste
• Optional: 1 cup shredded cooked chicken (if non-vegan)

For the Lattice Topping

• 1 sheet gluten-free, dairy-free puff pastry (store-bought or homemade)
• 1 tbsp dairy-free milk (for brushing)