Sour Cream and Caramelized Onion Dip

Ingredients

• 2 tbsp butter
• 1 tbsp olive oil
• 4-5 medium-large yellow onions (about 1.75 lbs), sliced ¼-⅛-inch thick
• 2 tsp soy sauce or tamari
• 1 tsp balsamic vinegar
• ½-1 tsp kosher salt
• ½ tsp black pepper
• 1 cup plain whole milk Greek yogurt
• 1 cup sour cream or cottage cheese*
• 1 tsp soy sauce or tamari (or use worcestershire sauce)
• ½ tsp garlic powder (or use onion powder)
• Zest of 1 lemon
• ½ cup thinly sliced dark green scallions (from about ½ bunch or use chives)
• Chopped scallions, chives, or parsley, for topping
• Chips, for dipping