For dressing, zest and juice lemon. Combine 1/2 teaspoon zest, 2 tablespoons juice, vinegar, oil, sugar, and poppy seends. Whisk to combine and refrigerate.

For toasted almonds, preheat oven to 350 degrees. Spread almonds in a single layer on baking sheet. Bake for 10-12 minutes. Cool.

For salad, hull and quarter strawberries. Score cucumber lengthwise, deseed, slice, and cut slices in half. Combine strawberries, cucumber, sliced onion, almonds, and dressing.