Earl Grey Poppy Seed Yogurt cake with Beet Frosting

Name: Earl Grey Poppy Seed Yogurt cake with Beet Frosting
Ingredients: Early Grey Poppy Seed Cake; 180 grams all purpose flour; 1 1/4 teaspoons baking powder; 1/4 teaspoon baking soda; 2 tablespoons loose leaf earl grey tea, finely ground; 1/2 teaspoon kosher salt; 1/2 cup poppy seeds; 240 grams greek yogurt; 1 teaspoon vanilla extract; 140 grams softened butter; 200 grams granulated sugar; 2 large eggs, at room temperature; Beet cream cheese frosting; 4 ounces softened cream cheese; 2 tablespoons softened butter; 2 tablespoons beet powder; 1 1/4 cups powdered sugar; 1/4 teaspoon salt