Grilled Mushroom Sandwich

Butter Mushroom – 1 Cup.
Garlic (Finally Chopped) – 2 Pods.
Olive Oil – ¼ Cup.
Italian Seasoning – 1 Tbsp.
Balsamic Vinegar – 1 Tbsp.
Black Pepper – ¼ Tsp.
Spinach Leaves – 1 Hand Full.
Small Onion (Sliced) – 1.
Bread – 2 Sliced.
Cheese – 1 Sliced.
Mayonnaise – 1 Tbsp.
Salt – To Taste.

Remove the Stem from the Mushroom.
Marinade the Mushroom Caps with Olive Oil, Vinegar, Salt, Black Pepper, Garlic and Italian Seasoning for 15 Min.
Drain the Mushroom Caps and Grill it with Little Olive Oil in a Grilling Pan or Tawa and Till Golden Brown on Both Sides.
Toast the Bread Slices and Stack the Sandwich with Mayonnaise, Mushroom, Spinach, Cheese and Onions.