Caramel Applesauce

4 Granny Smith apples
2 McIntosh or other sweet apple
Juice of 1 lemon
3 tablespoons unsalted butter
1/3 cup plus 3 tablespoons granulated sugar
1 teaspoon ground cinnamon
Pinch of coarse salt

Peel, core and cut all apples into eighths. Melt butter over medium high heat. Sprinkle sugar over; cook until sugar begins to brown. Add apples; cook until they turn golden brown, about 8 minutes. Stir in cinnamon and salt. Store refrigerated for up to 3 days.