Daniel's Mushroom, Strawberry And Cashew Spinach Salad

• 2 spinach
• 1/2 onion
• 240 ml vinaigrette
• 180 gr cashews
• 170 gr craisins
• 160 gr mushrooms
• 150 gr strawberries
• 75 gr if strawberries were ommitted
• 5 gr tarragon
• 3 gr lemon pepper