Question

Necesito corregir este texto, si falta gramática o no tiene sentido algunas partes.

PERUVIAN CUISINE
Peruvian cuisine was inspired by old cultures. It is a cuisine of opposites, salty and sour on the same plate. The most popular traditional foods in the country are those prepared from potatoes, corn and rice. Also, Peruvian cuisine is popular in some countries like Italy, France and Chile. By 2021, It will be knowing all around the world.

SOUTHERN CUISINE
Southern cuisine is a mix of flavors and textures. The most popular dishes in this part of the country contain chicken and meat. Also, spicy dishes are common in the south. Peruvians had a long tradition of putting “ají” or hot sauce on almost everything the ate.
Potatoes, corn and are key ingredients in many dishes, for example “Ocopa”. It consists of boiled potatoes covered with a sauce made of chili pepper. It is a creamy and spicy dish.
NORTHERN CUISINE
The cuisine of the northern coast has a different style. Sea and sour food are eaten in coast areas. One of the most popular dishes in the north is “Ceviche de Conchas Negras” It is prepared with fish and lemon juice. This version of ceviche is sour and salty.
“King Kong” is a Peruvian cuisine dessert. It is made of vanilla cookies made from eggs, milk and butter.

Answer 1

En el primer apartado, al final, es it will be known all around the world, y podrías cambiar algún Peruvian cuisine por Peruvian cooking, porque significa lo mismo y así no te repites tanto.

En el segundo, Southern cusine is a mix of flavours, y dish es el plato físico, el objeto, sin embargo cuando hablamos de una ración, de una comida, es plate. En el principio del segundo párrafo, potatoes and corn are the key.

En el tercero, al final del todo, quedaría mejor si dices It's made of vanilla cookies, whose ingredients are eggs, milk and butter, que estás diciendo más o menos lo mismo peros in repetir tanto el made.