Combine the granulated sugar, brown sugar, and softened butter in a large bowl. Cream the butter and sugars with a hand mixer until light and airy.
½ cup Brown Sugar, ½ cup Granulated Sugar, ½ cup Unsalted Butter
Blend the Greek yogurt into the creamed butter. Add 1 egg at a time, blending until smooth before adding the next.
½ cup Greek Yogurt, 2 large Eggs
Whisk together in a separate bowl, the flour, baking powder, and salt. Add half of the flour mixture to the bowl of wet ingredients. Blend until the batter is shaggy, not smooth.
2 cups All Purpose Flour, 1 tablespoon Baking Powder, ½ teaspoon Salt
Pour the 1 cup of reserved pineapple juice from the can into the batter. Mix the batter until smooth.
Add the other half of the flour mixture into the bowl of batter. Mix until just blended. Make sure to not overmix, because it will make the batter tough.