- Preheat oven to 350°F. Spray 9×13 pan with cooking spray.
- Mix cake ingredients until just combined. Pour into prepared pan.
- Beat cream cheese until smooth. Add butter, sugar, vanilla, and salt.
- Fold in diced strawberries.
- Drop spoonfuls of cream cheese mixture over cake batter.
- Swirl gently with knife in figure-8 patterns.
- Top with white chocolate chips.
- Bake 45-50 minutes until center is almost set.
- Cool 15 minutes before serving. Garnish with fresh strawberries.
Storage: Cover and refrigerate up to 5 days. Freeze up to 3 months.