UILabel *recipeDetailLabel.tag doesn't work

i have an array of foods, but i want show price about all foods...but i can't.

Now i show you my code!

Thanks advance everybody!

RECIPEVIEWCONTROLLER.M

#import "RecipeViewController.h"
#import "Recipe.h"

@interface RecipeViewController ()

@end

@implementation RecipeViewController {
    NSArray *recipes;
}

- (id)initWithStyle:(UITableViewStyle)style
{
    self = [super initWithStyle:style];
    if (self) {
        // Custom initialization
    }
    return self;
}

- (void)viewDidLoad
{
    [super viewDidLoad];

    self.navigationItem.title = @"Recipe Book";
    UIBarButtonItem *backButton = [[UIBarButtonItem alloc] initWithTitle:@"Back" style:UIBarButtonItemStyleBordered target:nil action:nil];
    [[self navigationItem] setBackBarButtonItem:backButton];

    // Create recipe array
    Recipe *recipe1 = [Recipe new];
    recipe1.name = @"Mushroom Risotto";
    recipe1.detaill = 20;
    recipe1.imageFile = @"mushroom_risotto.jpg";

    Recipe *recipe2 = [Recipe new];
    recipe2.name = @"Egg Benedict";
    recipe2.detaill = 30;
    recipe2.imageFile = @"egg_benedict.jpg";

    Recipe *recipe3 = [Recipe new];
    recipe3.name = @"Full Breakfast";
    recipe3.detaill = 20;
    recipe3.imageFile = @"full_breakfast.jpg";

    Recipe *recipe4 = [Recipe new];
    recipe4.name = @"Hamburger";
    recipe4.detaill = 30;
    recipe4.imageFile = @"hamburger.jpg";

    Recipe *recipe5 = [Recipe new];
    recipe5.name = @"Ham and Egg Sandwich";
    recipe5.detaill = 10;
    recipe5.imageFile = @"ham_and_egg_sandwich.jpg";



    recipes = [NSArray arrayWithObjects:recipe1, recipe2, recipe3, recipe4, recipe5, nil];




    // Remove table cell separator
    [self.tableView setSeparatorStyle:UITableViewCellSeparatorStyleNone];

    // Assign our own backgroud for the view
    self.parentViewController.view.backgroundColor = [UIColor colorWithPatternImage:[UIImage imageNamed:@"common_bg"]];
    self.tableView.backgroundColor = [UIColor clearColor];

    // Add padding to the top of the table view
    UIEdgeInsets inset = UIEdgeInsetsMake(5, 0, 0, 0);
    self.tableView.contentInset = inset;



}

- (void)didReceiveMemoryWarning
{
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

#pragma mark - Table view data source

- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
    // Return the number of sections.
    return 1;
}

- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    // Return the number of rows in the section.
    return recipes.count;
}

- (UIImage *)cellBackgroundForRowAtIndexPath:(NSIndexPath *)indexPath
{
    NSInteger rowCount = [self tableView:[self tableView] numberOfRowsInSection:0];
    NSInteger rowIndex = indexPath.row;
    UIImage *background = nil;

    if (rowIndex == 0) {
        background = [UIImage imageNamed:@"cell_top.png"];
    } else if (rowIndex == rowCount - 1) {
        background = [UIImage imageNamed:@"cell_bottom.png"];
    } else {
        background = [UIImage imageNamed:@"cell_middle.png"];
    }

    return background;
}

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString *CellIdentifier = @"Cell";
    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];

    // Configure the cell...
    if (cell == nil) {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier];
    }

    // Display recipe in the table cell
    Recipe *recipe = [recipes objectAtIndex:indexPath.row];
    UIImageView *recipeImageView = (UIImageView *)[cell viewWithTag:100];
    recipeImageView.image = [UIImage imageNamed:recipe.imageFile];

    UILabel *recipeNameLabel = (UILabel *)[cell viewWithTag:101];
    recipeNameLabel.text = recipe.name;

    UILabel *recipeDetailLabel = (UILabel *)[cell viewWithTag:102];
    recipeDetailLabel.tag = recipe.detaill;

    // Assign our own background image for the cell
    UIImage *background = [self cellBackgroundForRowAtIndexPath:indexPath];

    UIImageView *cellBackgroundView = [[UIImageView alloc] initWithImage:background];
    cellBackgroundView.image = background;
    cell.backgroundView = cellBackgroundView;


    return cell;
}