01 - Combine orange, grapefruit, and clementine segments in a bowl. Drizzle with lemon juice, sprinkle lemon zest, toss gently, and set aside.
02 - In a separate bowl, blend Greek yogurt, honey, and vanilla extract until smooth and creamy. Chill until serving.
03 - Melt butter in a skillet over medium heat. Add oats, almonds, brown sugar, cinnamon, and salt. Stir frequently for 5 to 7 minutes until golden and fragrant. Remove from heat and cool.
04 - Layer citrus segments, a spoonful of yogurt cream, and a sprinkle of almond crumble in serving glasses or bowls. Repeat layers if desired.
05 - Garnish with extra lemon zest or mint if available and serve immediately.