Perfect Spinachberry Salad

1 (11 ounce) package baby spinach leaves

1 cup sliced fresh strawberries

¼ small red onion, sliced thin

2 cups candied walnuts

3 tablespoons extra-virgin olive oil

1 ½ tablespoons balsamic vinegar

1 (4 ounce) container crumbled feta cheese

Combine the spinach, strawberries, onion, and walnuts in a large bowl. Drizzle the olive oil and balsamic vinegar over the mixture and toss to coat evenly. Add the feta cheese and re-toss to combine.