output parameter in stored procedure and retrieving it in c# with sqlparameter object

CREATE PROCEDURE [dbo].[GetFruitName]
      @FruitId INT,
      @FruitName VARCHAR(30) OUTPUT
AS
BEGIN
      SET NOCOUNT ON;
     
      SELECT @FruitName = FruitName
      FROM Fruits
      WHERE FruitId = @FruitId
END

using (SqlCommand cmd = new SqlCommand("GetFruitName", con))
        {
            cmd.CommandType = CommandType.StoredProcedure;
            cmd.Parameters.AddWithValue("@FruitId", int.Parse(txtFruitId.Text.Trim()));
            cmd.Parameters.Add("@FruitName", SqlDbType.VarChar, 30);
            cmd.Parameters["@FruitName"].Direction = ParameterDirection.Output;
            con.Open();
            cmd.ExecuteNonQuery();
            con.Close();
            TextBox1.Text =cmd.Parameters["@FruitName"].Value.ToString();
        }