"Create a set of healthy high-protein, low-carb recipe ideas using these ingredients: canned tuna, chicken, ground beef, shrimp, poulpe (octopus), eggs, mushrooms, cottage cheese, salted butter, dark chocolate, spring roll wrappers, whole wheat penne, rice, lentils, canned beans, canned corn, low fat milk, buckwheat, smoked salmon, low fat feta, hummus, whole wheat tortilla wrappers, cream cheese, cooking cream, pesto sauce, tomato paste, vegetables, and fruits. Focus on recipes that are practical, nutritious, and emphasize high protein and lower carb options. Also include a concise shopping suggestion for fruits and vegetables to buy since the user has none at home. Use metric units."