Error trying to use an integer in rails mini test

gistfile1.txt

RecipeTest#test_recipe_is_valid:
NoMethodError: undefined method `each' for 3:Fixnum
    test/models/recipe_test.rb:9:in `block in <class:RecipeTest>'  
  
  test "recipe is valid" do
    recipe = Recipe.new(name: "SOMEONE", summary: "Something Else",   
        description: "Something Else", feeds: '3', prep_time: "90")  ## -- This is the error line
    assert recipe.valid?, 'recipe is not valid'
  end
  
  

create_table "recipes", force: :cascade do |t|
    t.string   "name"
    t.text     "summary"
    t.text     "description"
    t.datetime "created_at"
    t.datetime "updated_at"
    t.string   "picture"
    t.integer  "user_id"
    t.integer  "prep_time"
    t.integer  "feeds"
  end```