Gooey Butter Cake

Name: Gooey Butter Cake
Prep time: 35 min
Cook time: 40 min
Total time: 1 h 15 min
Cuisine: American
Ingredients: 3 tablespoons milk (room temperature (any kind)); 2 tablespoons warm water; 1/4 ounce active dry yeast ((1 packet or about 2 teaspoons)); 1 3/4 cups all-purpose flour; 6 tablespoons unsalted butter (softened); 3 tablespoons granulated sugar; 1 egg (large); 1 teaspoon kosher salt; 3/4 cup unsalted butter (softened); 1 1/2 cups granulated sugar; 3 tablespoons honey; 2 tablespoons water; 2 1/2 teaspoons vanilla extract; 1 cup all-purpose flour; 1/2 teaspoon kosher salt