1. Preheat oven to 350 degrees Fahrenheit (175 degrees Celsius).
2. Lay salmon on a baking sheet lined with Gefen Parchment Paper. Combine spinach, garlic, salt, lemon juice, honey, and mayonnaise. Spread evenly over the salmon and cook until the thickest part reads 145 degrees Fahrenheit (63 degrees Celsius), about 35 minutes.