Pineapple Crumbcake

Yield: 12 Servings
Categories: Cakes
2Sticks butter; softened to room temperature
1 1/4cSugar
1Egg
3Egg yolks
1tsVanilla
2 1/2cAll-purpose flour
1tsBaking powder
1mdPineapple (2 to 2 1/2 pounds)
1/4tsCinnamon
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