IngredientsController#index WIP

app/controllers/ingredients_controller.rb

@@ -0,0 +1,10 @@
+class IngredientsController < ApplicationController
+  include Concerns::Finders
+
+  before_action :find_ingredient, only: [:adjust]
+  before_action :authorize
+
+  def adjust
+    params.require(:ingredient).permit(:adjustment)
+  end
+end