public VeggieDirector(ICoreBuilder coreBuilder, IVeggieBuilder veggieBuilder)
 {
     this.coreBuilder   = coreBuilder;
     this.veggieBuilder = veggieBuilder;
 }
 public EverythingDirector(ICoreBuilder coreBuilder, IMeatBuilder meatBuilder, IVeggieBuilder veggieBuilder)
 {
     this.coreBuilder   = coreBuilder;
     this.meatBuilder   = meatBuilder;
     this.veggieBuilder = veggieBuilder;
 }