You can prepare components separately to save time. The chocolate-covered strawberries can be made a day ahead and stored in the refrigerator. The strawberry buttercream can also be made a day in advance - just store in an airtight container in the fridge and bring to room temperature before frosting the cake.
Serving: 1square | Calories: 659kcal | Carbohydrates: 81g | Protein: 5g | Fat: 37g | Saturated Fat: 16g | Polyunsaturated Fat: 8g | Monounsaturated Fat: 8g | Trans Fat: 1g | Cholesterol: 84mg | Sodium: 417mg | Potassium: 265mg | Fiber: 1g | Sugar: 64g | Vitamin A: 522IU | Vitamin C: 5mg | Calcium: 109mg | Iron: 2mg