Apple-Veggie Tian with Gruyere Cheese - There's an Apple for That

Ingredients

• 2 tbsp extra virgin olive oil, divided
• 1/2 medium red onion (cut lengthwise), thinly sliced crosswise
• 2 large swiss chard leaves, trimmed and sliced in ribbons
• 3/4 tsp kosher salt, divided
• 1/2 tsp ground black pepper, divided
• 1/2 tsp dried thyme, divided
• 2 Stemilt apples, cored, halved lengthwise, sliced crosswise into approx. 3/8” “half moons”
• 1 delicata squash, halved lengthwise, seeded, sliced crosswise into approx. 3/8” “half moons”
• 2 zucchini, trimmed, sliced into approx. 3/8” “coins”
• 2 ounces gruyere cheese, shredded