Strawberry Spinach Salad

Salad Ingredients:
Spinach
Red onion, thinly sliced
Strawberries, sliced into thirds
Almonds, toasted

Dressing Ingredients:
1 1/2 T. lemon juice
2 T. white vinegar
1/3 c. sugar
1 T. vegetable oil
1 tsp. poppy seeds