4 artichoke pancakes with Recipes

fresh artichoke hearts or 3 frozen artichoke hearts or 3 canned artichoke hearts, lemons, cut in half, eggs, water, all-purpose flour, kosher salt, black pepper, egg whites, olive oil, crumbled goat cheese, sour cream

fresh artichokes, lemons, cut in half, ice water, eggs, water, kosher salt, black pepper, all purpose white flour, egg whites, olive oil, goat cheese, sour cream

frozen shredded hash brown potatoes, thawed, onion, thinly sliced, salt, freshly ground pepper, olive oil-flavored vegetable cooking spray, olive oil, divided, fresh portobello mushrooms, thinly sliced, artichoke hearts, drained and chopped, freshly grated asiago cheese, divided, coarsely chopped walnuts, fresh rosemary sprigs (optional)