Salted Honey Peanut Caramel Corn

🍯 Salted Honey Peanut Caramel Corn 🥜
Ingredients :
For the Popcorn :
10 cups freshly popped popcorn (about 1/2 cup kernels)
1 cup salted peanuts
For the Caramel Sauce :
1/2 cup unsalted butter
1/2 cup honey
1 cup brown sugar, packed
1/2 teaspoon baking soda
1/2 teaspoon vanilla extract
1/2 teaspoon sea salt
For Garnish :
Flaky sea salt (optional)