Updated Pizza Randomizer2

import java.util.*;
import javax.swing.*;
public class Main
{
    private static void createAndShowGUI() {
        JFrame frame = new JFrame("Pizza Randomizer 2000");

        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        ArrayList<String> totalPizza = new ArrayList<>();
        Toppings func = new Toppings();
        func.Dough();
        func.Base();
        func.Sauce();
        func.Cheese();
        func.Vegetables();
        func.Meats();
        func.AfterBakes();
        totalPizza=func.GiveArray();
        String str="";
        for (int i=0; i<totalPizza.size(); i++)
        {
            str += totalPizza.get(i) + "\n";
        }
        JLabel Label = new JLabel(str);
        frame.getContentPane().add(Label);
        frame.setSize(500, 500);
        //frame.pack();
        frame.setVisible(true);
    }
        public static void main(String[] args)
        {
        createAndShowGUI();
        }

}

import java.util.*;
public class Toppings
{
    ArrayList<String> total = new ArrayList<>();
    Random rand = new Random();
        public void Dough()
        {
                int DoughRandom=rand.nextInt(3);
                String[] Doughs = {"Gluten-Free", "Original", "Wheat"};
                total.add("Dough: ");
                total.add(Doughs[DoughRandom]);
        }
        public void Base()
        {
                int BaseRandom=rand.nextInt(3);
                String[] Bases = {"\n\tHerb Butter", "\n\tOlive Oil", "\n\tButter"};
                total.add("\nBase: ");
                total.add(Bases[BaseRandom]);
        }
        public void Sauce()
        {
                int SauceRandom1=rand.nextInt(5);
                String[] Sauces = {"\n\tAlfredo", "\n\tRed", "\n\tBBQ", "\n\tBuffalo", "\n\tPesto"};
                total.add("\nSauce: ");
                total.add(Sauces[SauceRandom1]);
        }
        public void Cheese()
        {
                HashSet<String> Cheeses1 = new HashSet<String>();
                int CheeseRandom2=rand.nextInt(6);
                String[] Cheeses = {"\n\tMozzarella", "\n\tFeta", "\n\tParmesan", "\n\tGorgonzola", "\n\tRicotta", "\n\tDaiya"};
                total.add("\nCheeses: ");
                if (CheeseRandom2==0)
                    total.add("\n\tNone");
                while (CheeseRandom2>0)
                {
                        int CheeseRandom1=rand.nextInt(6);
                        while (Cheeses1.contains(Cheeses[CheeseRandom1]))
                                CheeseRandom1=rand.nextInt(6);
                        total.add(Cheeses[CheeseRandom1]);
                        CheeseRandom2--;
                        Cheeses1.add(Cheeses[CheeseRandom1]);
                }
        }
        public void Vegetables()
        {
        HashSet<String> Vegetables1 = new HashSet<String>();
        int VegetablesRandom2 = rand.nextInt(16);
        String[] Vegetables = {"\n\tBlack Olives", "\n\tMushrooms", "\n\tRed Onions", "\n\tGreen Peppers", "\n\tArtichokes", "\n\tTomatoes", "\n\tGarlic", "\n\tPineapple", "\n\tJalapeños", "\n\tCorn", "\n\tKalamata Olives", "\n\tCilantro", "\n\tBasil", "\n\tSpinach", "\n\tBanana Peppers", "\n\tRed Peppers"};
        total.add("\nVegetables: ");
        if (VegetablesRandom2==0)
            total.add("\n\tNone");
        while (VegetablesRandom2>0)
        {
                int VegetablesRandom1=rand.nextInt(16);
                while (Vegetables1.contains(Vegetables[VegetablesRandom1]))
                        VegetablesRandom1=rand.nextInt(16);
                total.add(Vegetables[VegetablesRandom1]);
                VegetablesRandom2--;
                Vegetables1.add(Vegetables[VegetablesRandom1]);
        }
        }
        public void Meats()
        {
                HashSet<String> Meats1 = new HashSet<String>();
                int MeatsRandom2 = rand.nextInt(7);
                String[] Meats = {"\n\tPepperoni", "\n\tSausage", "\n\tMeatball", "\n\tChicken", "\n\tSpicy Chicken", "\n\tHam", "\n\tBacon"};
                total.add("\nMeats: ");
                if (MeatsRandom2==0)
                    total.add("\n\tNone");
                while(MeatsRandom2>0)
                {
                        int MeatsRandom1=rand.nextInt(7);
                        while (Meats1.contains(Meats[MeatsRandom1]))
                                MeatsRandom1=rand.nextInt(7);
                        total.add(Meats[MeatsRandom1]);
                        MeatsRandom2--;
                        Meats1.add(Meats[MeatsRandom1]);
                }
        }
        public void AfterBakes()
        {
                HashSet<String> AfterBakes1 = new HashSet<String>();
                int AfterBakesRandom2 = rand.nextInt(6);
                String[] AfterBakes = {"\n\tBBQ", "\n\tPesto", "\n\tRanch", "\n\tRed Sauce", "\n\tBasil", "\n\tBuffalo"};
                total.add("\nAfterbakes: ");
                if (AfterBakesRandom2==0)
                    total.add("\n\tNone");
                while(AfterBakesRandom2>0)
                {
                        int AfterBakesRandom1=rand.nextInt(6);
                        while(AfterBakes1.contains(AfterBakes[AfterBakesRandom1]))
                                AfterBakesRandom1=rand.nextInt(6);
                        total.add(AfterBakes[AfterBakesRandom1]);
                        AfterBakesRandom2--;
                        AfterBakes1.add(AfterBakes[AfterBakesRandom1]);
                }
        }
        public ArrayList<String> GiveArray()
        {
            return total;
        }
}