Strawberry Rose Cake

Name: Strawberry Rose Cake
Prep time: 30 min
Cook time: 20 min
Total time: 2 h 50 min
Yield: 12
Ingredients: 10 oz Strawberries, frozen whole; 18 oz Strawberry, frozen; 1 tsp Strawberry extract or strawberry emulsion; 6 Egg whites, large; 1 cup Egg whites; 1 Lemon juice, Fresh; 1/4 (1.76 ounces) granulated sugar; 4 tsp Baking powder; 2 1/4 cups Cake flour; 3 tbsp Cornstarch; 3 15/16 cups Granulated sugar; 1 1/4 tsp Salt; 4 tsp Vanilla; 1 Baking spray, Nonstick; 3 8-inch round cake pans, round; 8 inch Cake board, round; 60 tbsp Butter, unsalted; 3/4 cup Whole milk; 1 Pearl Dragees; 1 Edible rose buds; 3/4 tsp Rose extract; Food processor; Piping bags; Round piping tip or coupler; Stand mixer; Wilton piping tip #1M