Easy One-Layer Keto Chocolate Cake

Name: Easy One-Layer Keto Chocolate Cake
Prep time: 15 min
Cook time: 20 min
Total time: 35 min
Cuisine: American
Ingredients: 1/2 cup unsalted butter (softened, not cold; 112 grams); 1/4 cup heavy cream (room temperature); 1/4 cup unsweetened cocoa powder (20 grams, sifted); 1 teaspoon vanilla extract; 1 1/2 teaspoon stevia glycerite (equals 1/2 cup powdered sugar); 1 tablespoon unsalted butter (for pan); 4 large eggs; 1/2 cup unsalted butter (melted and slightly cooled; 112 grams); 2 teaspoons stevia glycerite (equals 2/3 cup sugar); 1 cup almond flour (112 grams; see notes below); 1/2 cup unsweetened natural cacao powder (not Dutch-processed; 40 grams); 1/4 teaspoon kosher salt; 1/2 teaspoon baking soda