Strawberry Refrigerator Cake

1 (18.25 ounce) box strawberry-flavored cake mix
2 (10 ounce) packages frozen sliced strawberries
1 small box vanilla instant pudding mix
1 cup milk
2 cups frozen whipped topping, thawed
Fresh strawberries, for garnish (optional)

Prepare cake mix as directed on package. Allow to cool. Poke holes on top of cake.

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