Rhubarb Chremslach with Beet Preserves

Name: Rhubarb Chremslach with Beet Preserves
Ingredients: 1½ lb. medium beets, rinsed and tough ends removed; 1⅓ cups sugar; ⅓ cup honey; ½ tsp. ground ginger; 1 medium lemon, washed, thinly sliced, and seeded; 1 medium orange, peeled and segmented; ½ cup finely chopped almonds; 3 sheets plain matzo; ⅔ cup sugar, divided; ½ tsp. ground cardamom, divided; ½ tsp. ground cinnamon; 1 tsp. finely grated lemon zest; 1 tsp. finely grated orange zest; Pinch kosher salt; Pinch freshly ground black pepper; 3 large eggs, separated; ¼ cup matzo meal; 2 Tbsp. finely chopped almonds; 1 Tbsp. fresh lemon juice; 1 medium rhubarb stalk, finely chopped (¾ cup); Vegetable oil, for frying