Babka French Toast

Name: Babka French Toast
Prep time: 10 min
Cook time: 10 min
Total time: 20 min
Cuisine: American
Ingredients: 4 large eggs; 1 cup whole milk; 1 teaspoons pure vanilla extract; 1 teaspoon ground cinnamon; pinch fine sea salt; 6 thick slices of chocolate babka*; unsalted butter, as needed for skillet; granulated sugar, for sprinkling; maple syrup, as needed