Spinach Salad with Bacon & Sweet Onion Dijon Vinaigrette Dressing

baby spinach, sweet onion dijon vinaigrette dressing (water, canola oil, sugar, dijon mustard [distilled vinegar, water, mustard seed, salt, white wine, citric acid, turmeric, spices, tartaric acid, onion, white wine vinegar, onion juice, apple cider vinegar, contains less than 2% of dehydrated onion, salt, distilled vinegar, spices, sodium benzoate and potassium sorbate, xanthan gum, natural flavor, lemon juice concentrate, extractive of annatto, water, citric acid, sodium benzoate, bacon topping (bacon cured with: water, salt, sodium erythorbate, sodium nitrite, may contain sugar, smoke flavoring, sodium phosphate, multi-grain croutons (wheat flour, sunflower and/or safflower oil, cracked rye, cracked wheat, yeast, 2% or less of sea salt, sugar, wheat gluten, dehydrated roasted garlic, natural olive oil flavor, red onion