Step 2: remove the skin of garlic and grind it well until it make puree paste you can add little milk or water while making the paste out of it. Meanwhile make sure you boil the pasta by adding black pepper and salt ( a pinch or two will be fine).
Step 3: once the garlic puree paste is done add the paste with the nestle cream and cut the tomato into cubes and the chills and then mix all in the white sauce (mixture of garlic puree paste and nestle cream). And add the white pepper ( if you love pepper you can more also)
Step 4: once your pasta is boiled, remove from the heat and throw the water. Now take up a pan, in medium heat add the butter and before it melts make oil out of it ad the tuna fish and add the white sauce.
Step 6: finally mix the pasta and add milk.
Step 7: i add milk to make it creamy.
Step 8: and you can serve with some nice fresh juice.