Preparation Carefully lower eggs into a small saucepan of gently boiling water; cook 10 minutes. Transfer to a bowl of ice water and let cool; drain. Peel eggs; thinly slice. Toss lettuce, cucumber, onion, smoked trout, quinoa, oil, capers, and 1 Tbsp. lemon juice in a large bowl to combine; season with salt and pepper. Mix yogurt, lemon zest, and remaining 2 tsp. lemon juice in a small bowl; season with salt. Divide lemon yogurt between 2 bowls and mound salad over. Top with egg slices and dill.
Preparation Carefully lower eggs into a small saucepan of gently boiling water; cook 10 minutes. Transfer to a bowl of ice water and let cool; drain. Peel eggs; thinly slice. Toss lettuce, cucumber, onion, smoked trout, quinoa, oil, capers, and 1 Tbsp. lemon juice in a large bowl to combine; season with salt and pepper. Mix yogurt, lemon zest, and remaining 2 tsp. lemon juice in a small bowl; season with salt. Divide lemon yogurt between 2 bowls and mound salad over. Top with egg slices and dill.