Grilled Peppered New York Strip With Shallot Pommery Sauce And Spinach Shiitake Potato Gratin Recipe

• 4 x prime sirloin strips - (8 ounce ea) also called NY strips Five-peppercorn mix - (3 black, 2 white, 1 green, 1 pink, 1/2 Szechwan) coarsely cracked Salt to taste
• 5 x shallots sliced
• 1/2 c. red wine
• 2 Tbsp. pommery whole grain mustard
• 1/2 c. heavy cream
• 4 ounce butter hard Salt to taste Freshly-grnd black pepper to taste
• 6 lrg russet potatoes peeled, and sliced 1/4" thick
• 3 Tbsp. chopped garlic
• 1 tsp freshly-grated nutmeg
• 1 lb spinach leaves de-stemmed
• 2 c. sliced shiitake mushrooms sauteed in oil
• 1 quart heavy cream Salt to taste Freshly-grnd black pepper to taste
• 1 lrg red onion thinly sliced
• 2 c. rice flour Canola oil for frying Salt to taste
• 2 Tbsp. dry mustard pwdr
• 1 tsp turmeric
• 1 tsp salt Water to make a paste
• 2 c. canola oil

Directions