Update README.md

README.md

@@ -58,6 +58,17 @@ It uses an **XGBoost classifier** trained on normalized ingredient data.
 - **Train/Test Split**: 80 / 20, stratified  
 - **Cross Validation**: 5-fold CV with `random_state=42`
 
+### 🌍 Region Mapping
+| Region          | Cuisines                                                   |
+|-----------------|-----------------------------------------------------------|
+| Central Europe  | british, french, greek, irish, italian, russian, spanish  |
+| North America   | cajun_creole, southern_us                                 |
+| Asia            | chinese, filipino, indian, japanese, korean, thai, vietnamese |
+| Middle East     | moroccan                                                  |
+| Latin America   | mexican, jamaican, brazilian                              |
+
+
+
 ---
 
 ## 🧪 Performance