Tomato, Onion and Sweet Potato Pie | Savory

Ingredients

• 5 tbsp olive oil, divided
• 5 frozen phyllo dough sheets
• 5 sweet potatoes
• 2 cloves garlic
• 2 red onion
• 1 (12 oz) pkg cherry tomatoes
• 2 tsp dried thyme
• 2 tbsp balsamic vinegar