Blue Cheese Spinach Salad

Ingredients

• 3 tablespoons olive oil
• 4 teaspoons lemon juice
• 1/4 teaspoon salt
• 1/8 teaspoon pepper
• 2 cups torn fresh spinach
• 1/4 cup thinly sliced red onion
• 1/2 cup sliced fresh mushrooms
• 2 bacon strips, cooked and crumbled
• 1/4 cup crumbled blue cheese