How many dairy recipes can serve more than 10 people?
dairy recipes refers to category = 'dairy'; serve more than 10 people refers to servings > 10
SELECT COUNT(*) FROM Recipe AS T1 INNER JOIN Quantity AS T2 ON T1.recipe_id = T2.recipe_id INNER JOIN Ingredient AS T3 ON T3.ingredient_id = T2.ingredient_id WHERE T3.category = 'dairy' AND T1.servings > 10